For the Reaction: N₂(g)+ 2O₂(g)⇌ 2NO₂(g), K_c = 8

question 57

Multiple Choice

For the reaction: N₂(g) + 2O₂(g) ⇌ 2NO₂(g) , K_c = 8.3 × 10^-10 M^-1 at 25 °C. What is the concentration of N₂ gas at equilibrium when the concentration of NO₂ is five times the concentration of O₂ gas?

• A)3.3 × 10^-11 mol L^-1
• B)1.7 × 10^-10 mol L^-1
• C)6.0 × 10⁹ mol L^-1
• D)3.0 × 10¹⁰ mol L^-1

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